/Engine/Plugins/Experimental/ScriptableToolsFramework/Source/ScriptableToolsFramework/Public/ScriptableInteractiveTool.h
Request that the active Tool be shut down. The Tool can post this to shut itself down (eg in a Tool where the interaction paradigm is "click to do something and exit").
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="ScriptableTool", Meta=(Identifier="Settings")) void RequestToolShutdown ( bool bAccept, bool bShowUserPopupMessage, [FText](API\Runtime\Core\Internationalization\FText) UserMessage )